4-Digit Tube Clock Module 7 Segments TM1637 Digital Tube Multicolors for Arduino
Driver IC: TM1637. 1 x Tube Clock Module. Product size: 45 22 10mm/1.78 0.87 0.4in. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item.